[单选题]A. when B once C while D whereas
[单选题][A] While [B] When [C] Though [D] Unless
[单选题][A] meanwhile [B] unless [C] whereas [D] for
[单选题][A] provided[B] since[C] whereas[D] though
[单选题]A.) thoughB.) ifC.) asD.) unless
[单选题]A.) AsB.) BecauseC.)ThoughD.)If
[单选题][A] why[B] when[C] while[D] where
A.while B.when C.as soon as D.since【题文】—What were your family members
[单选题]___________[A] when[B] once[C] while[D] whereas
h > int main ( void ) ( int a , b = 0 , c ; scanf ( " % d " , & a ) ; while